在学习高中英语单词的时候，英语短语也是不能忽视的一部分，无论在完形填空、阅读理解还是作文中，都会运用到很多词组，所以大家一定要重视词组的学习。一下整理一些有关when的常见词组，希望对大家有所帮助。

　　(1) be doing sth … when …

　　例：He was still smiling when the door opened and his wife came in.

　　他正笑着的时候门突然开了，他妻子走了进来。

　　(2) be about to do sth … when …

　　例：We were about to start when it began to rain.

　　我们刚要出发，天就开始下雨了。

　　(3) had not done sth … when …/ hardly … when …

　　例： He had not fallen asleep when the telephone rang.

　　他刚要入睡电话就响了。

　　(4) had just done … when …

　　例：I had just gone to bed after a very hard day when the phone rang.

　　在劳累了一天之后我刚刚就寝，电话铃就响了。

（责任编辑：admin）